If you find your keyboard brightness too high or low though, you can adjust it, or can even turn off the keyboard backlight completely, if that’s what you want.

The backlight that Apple includes on some of its portable systems is a great feature, but sometimes it can get stuck or otherwise not work as expected.

My girlfriend's powerbook keyboard backlight stopped working recently. It's not that it isn't dark enough or that it's turned down. The option to enable/disable the backlight is completely gone ...

We’ve found evidence in code that suggests the existence of new keyboard shortcuts to change the brightness of the iPad screen or even the backlight of the keyboard.